<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      function createClass() {
        return class {
          constructor() {
            this.money = 1000;
          }
        };
      }
      //   const Person = createClass();
      //   class User extends Person {}
      class User extends createClass() {}
      const u = new User();
      console.log(u);
    </script>
  </body>
</html>
